Title:
タイヤ空気圧検出システム
Document Type and Number:
Japanese Patent JP6720920
Kind Code:
B2
Abstract:
A tire pressure detection system that includes a plurality of transmission apparatuses that transmit a request signal for requesting air pressure information of a tire of a vehicle, a detection apparatus that detects air pressure in a tire in accordance with the request signal, and transmits a response signal that includes air pressure information, and an acquisition apparatus that receives the response signal, and acquires the air pressure information, and, in a case of an abnormality where a response signal in response to the request signal of one transmission apparatus is not received by the acquisition apparatus after the one transmission apparatus has transmitted the request signal to the detection apparatus, another transmission apparatus transmits a high-power request signal of a higher output level than the request signal of the one transmission apparatus.
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Inventors:
Usami Akinori
Application Number:
JP2017104516A
Publication Date:
July 08, 2020
Filing Date:
May 26, 2017
Export Citation:
Assignee:
Auto Network Technologies, Ltd.
SUMITOMO WIRING SYSTEMS,LTD.
Sumitomo Electric Industries, Ltd.
SUMITOMO WIRING SYSTEMS,LTD.
Sumitomo Electric Industries, Ltd.
International Classes:
B60C23/04; G01L17/00
Domestic Patent References:
| JP2009226966A | ||||
| JP2008112372A | ||||
| JP2010264877A | ||||
| JP2008074163A | ||||
| JP201879792A |
Attorney, Agent or Firm:
Hideno Kono
Nobuo Kono
Nobuo Kono